The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 12, 2017
Filed:
Aug. 14, 2015
Applicant:
Halliburton Energy Services, Inc., Houston, TX (US);
Inventors:
Snehalata Sachin Agashe, Pune, IN;
Ravikant S. Belakshe, Pune, IN;
Assignee:
HALLIBURTON ENERGY SERVICES, INC., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/08 (2006.01); C09K 8/035 (2006.01); C09K 8/72 (2006.01); C09K 8/60 (2006.01); C09K 8/575 (2006.01); C09K 8/524 (2006.01); C09K 8/68 (2006.01);
U.S. Cl.
CPC ...
C09K 8/725 (2013.01); C09K 8/035 (2013.01); C09K 8/08 (2013.01); C09K 8/524 (2013.01); C09K 8/5758 (2013.01); C09K 8/608 (2013.01); C09K 8/68 (2013.01); C09K 2208/12 (2013.01);
Abstract
Methods of stabilizing swellable clays in a subterranean formation and methods of reducing the formation of sludge in a subterranean formation using a biopolymer based cationic surfactant are described. The biopolymer based cationic surfactant includes a quaternary ammonium compound having an alkyl polyglucoside backbone and amino alcohol side chains.